package app07;
class Base{
    public Base(){
        System.out.println("Base");
    }
    public Base(String s){
        System.out.println("Base."+s);
    }
}
    public class Sub extends Base{
    public Sub(String s){
        System.out.println(s);
    }
    public static void main(String[] args){
        Sub sub=new Sub("Start");
    }
}
